2500540422 has 8 divisors (see below), whose sum is σ = 5001080856. Its totient is φ = 833513472.

The previous prime is 2500540403. The next prime is 2500540439. The reversal of 2500540422 is 2240450052.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2500540422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2500540392 and 2500540401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208378363 + ... + 208378374.

It is an arithmetic number, because the mean of its divisors is an integer number (625135107).

Almost surely, 2^2500540422 is an apocalyptic number.

2500540422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2500540422 is a wasteful number, since it uses less digits than its factorization.

2500540422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416756742.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 2500540422 is about 50005.4039279756. The cubic root of 2500540422 is about 1357.3065966513.

Adding to 2500540422 its reverse (2240450052), we get a palindrome (4740990474).

The spelling of 2500540422 in words is "two billion, five hundred million, five hundred forty thousand, four hundred twenty-two".